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Choristoneura fumiferana, the eastern spruce budworm, is a species of moth of the family Tortricidae native to the eastern United States and Canada. The caterpillars feed on the needles of spruce and fir trees. Eastern spruce budworm populations can experience significant oscillations, with large outbreaks sometimes resulting in wide scale tree ...
Western spruce budworm caterpillar, sixth (final) instar Adult moths are about 1 / 2 inch (12.7 mm) long and have a wing-spread of 7 / 8 to 1 1 / 8 inches (22 to 28mm). Moths of both sexes are similar in appearance, although the females are a bit more robust than males.
Choristoneura freemani Razowski, 2008, western spruce budworm; Choristoneura fumiferana (Clemens, 1865), eastern spruce budworm; Choristoneura griseicoma (Meyrick, 1924) Choristoneura hebenstreitella (Muller, 1764), mountain-ash tortricid; Choristoneura heliaspis (Meyrick, 1909) Choristoneura improvisana (Kuznetsov, 1973)
Carroll Burns Williams Jr. (September 24, 1929 – March 1, 2024) was an American research forester and entomologist. He was the first African American scientist hired by the United States Forest Service and the first African American to receive a Ph.D. in forestry and entomology.
Choristoneura occidentalis. Archips occidentalis [or Choristoneura occidentalis in some schemes] is a species of moth of the family Tortricidae.It is found in the Gambia, and possibly more broadly, such as Democratic Republic of Congo, Tanzania, and South Africa.
The spruce bud moth defoliates young white spruce trees, and after 1980, upon the plantation of extensive regions of white spruce, has been considered a pest. As mentioned, the larvae of the spruce bud moth, in particular, deform the buds of the spruce tree greatly, specifically destroying the cortical tissue and crown of the tree, weakening ...
Many of the economically important pests among the tortrix moths belong to this tribe, for example the Light brown apple moth and the spruce budworms. The larvae are often polyphagous . [ 1 ]
The Tennessee warbler feeds mainly on insects and prefers the spruce budworm. This species fluctuates in population with the quantity of the budworm. It also likes flower nectar, fruit and some seeds. This warbler, like most others, is nervous and quick while foraging. It creeps along branches and is found at all levels.